5144935642 has 64 divisors (see below), whose sum is σ = 10060775424. Its totient is φ = 1913408640.

The previous prime is 5144935637. The next prime is 5144935643. The reversal of 5144935642 is 2465394415.

It is not an unprimeable number, because it can be changed into a prime (5144935643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2148798 + ... + 2151190.

It is an arithmetic number, because the mean of its divisors is an integer number (157199616).

Almost surely, 2^5144935642 is an apocalyptic number.

5144935642 is a deficient number, since it is larger than the sum of its proper divisors (4915839782).

5144935642 is a wasteful number, since it uses less digits than its factorization.

5144935642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043.

The product of its digits is 518400, while the sum is 43.

The square root of 5144935642 is about 71728.2067390507. The cubic root of 5144935642 is about 1726.3412537938.

The spelling of 5144935642 in words is "five billion, one hundred forty-four million, nine hundred thirty-five thousand, six hundred forty-two".